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Ethyl butyrate

Ethyl butanoate

Ester · Ester · C₆H₁₂O₂

Chemical structure of Ethyl butyrate
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
105-54-4
Molecular formula
C₆H₁₂O₂
Molecular weight
116.16 g/mol
Origin
Nature-identical
Odor family
Fruity
Note
Top
Aroma
Pineapple, orange juice and fruit candy; very volatile.

History

Ethyl butyrate occurs in many fruits, notably pineapple and orange juice.

In perfumery

Mostly used in flavours; in perfumery at trace levels in top notes.

Connections

EvokesPineapple
Found in naturePineapple, Orange

Regulatory status

No specific limit
IFRA 51
No dedicated IFRA Standard in the IFRA library as of Amendment 51.
EU CosReg
No specific entry in Annex II or III of Regulation (EC) 1223/2009.
EU allergen 2023/1545
Not on the list of fragrance allergens requiring labelling, including after Regulation (EU) 2023/1545.

Sources

  1. NCI/CADD Chemical Identifier Resolver, CAS 105-54-4
  2. IFRA Standards Library, Amendments up to 51
  3. Regulation (EC) No 1223/2009, consolidated text of 18.05.2026, Annexes II and III